/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2022-2022. All rights reserved.
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package com.huaweicloud.sdk.core.utils;

import java.io.File;
import java.io.IOException;

public class PathUtils {
    public static boolean isPathExist(String path) {
        if (StringUtils.isEmpty(path)) {
            return false;
        }
        return new File(path).exists();
    }

    public static boolean isValidFile(String path) {
        if (StringUtils.isEmpty(path)) {
            return false;
        }

        return isValidFile(new File(path));
    }

    public static boolean isValidFile(File file) {
        if (!file.exists()) {
            return false;
        }

        File parentFile = file.getParentFile();
        if (!parentFile.exists() || !parentFile.isDirectory()) {
            return false;
        }
        try {
            if (!file.getCanonicalFile().toPath().startsWith(parentFile.getCanonicalFile().toPath())) {
                return false;
            }
        } catch (IOException ignore) {
            return false;
        }
        return true;
    }

    public static String getUserHomePath() {
        return System.getProperty("user.home");
    }
}
